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(parent: 3d12298) | patch
VIGS: use write-combine caching for video memory
authorVasiliy Ulyanov <v.ulyanov@samsung.com>
Wed, 9 Dec 2015 13:54:15 +0000 (16:54 +0300)
committersung min Ha <sungmin82.ha@samsung.com>
Wed, 27 Jan 2016 05:13:46 +0000 (14:13 +0900)
commit45df6128c8ee339bfa00bc5bc8d8b73d6823bdd4
tree522ac6c26ad49bd787ae7b24671f38b9ddd64686tree | snapshot
parent3d122985de8249fd74f0a7bbfd227cca28c8387dcommit | diff
VIGS: use write-combine caching for video memory

x86 PAT + write-combine should improve performance when
mmaped gems are directly accessed by CPU.

Change-Id: I4fcb41c207161f87a3f3d9ee60f773675c5f028d
Signed-off-by: Vasiliy Ulyanov <v.ulyanov@samsung.com>
(cherry picked from commit d89f3c6e059c6f51a5dd9945f2fb58b1fdff76c2)
drivers/gpu/drm/vigs/vigs_fbdev.c diff | blob | history
drivers/gpu/drm/vigs/vigs_gem.c diff | blob | history
drivers/gpu/drm/vigs/vigs_mman.c diff | blob | history
Domain: SDK / Emulator;